![]() ![]() When you're finished, you can skip to the Final Steps. Launchctl load ~/Library/LaunchAgents/īy default the mysql user is root with no password. Ln -sfv /usr/local/opt/mysql/*plist ~/Library/LaunchAgents Follow the instructions and run them: # To have launchd start mysql at login: Once this command is finished, it gives you a couple commands to run. You can install MySQL server and client from Homebrew: brew install mysql If you're coming from PHP, you may already be familiar with MySQL. If you're new to Ruby on Rails or databases in general, I strongly recommend setting up PostgreSQL. There is a lot of documentation on both, so you can just pick one that seems like you'll be more comfortable with. You'll probably want something more robust like MySQL or PostgreSQL. Chances are you won't want to use it because it's stored as a simple file on disk. usr/local/mysql/share/mysql.Rails ships with sqlite3 as the default database. (10) display the records in the table: SELECT * from table name (9) Empty the records in the table: Delete from table name (8) Delete table: The name of the drop table (5) Build database: Create database name ĬREATE TABLE table name (field settings list) (4) Display the structure of a table (table1): describe table1 (3) Show all tables in this library: show tables Note: MySQL's system information is stored in the MySQL library, such as: Change Password and new users, is actually using this library to operate Initialize only two databases, MySQL and test (1) Show list of all databases: show databases Update er set Password=password (' 1234 ') where user= "Test1" and host= "localhost" ĭelete a local user (TEST7) from the user table in the MySQL databaseĭelete from user where user= "test7" and host= "localhost" Update the password for the specified account (user name: Test1, New password: 1234) Grant all privileges the openfire.* to identified by "123" Īfter that, you can access the OpenFire database with a new user.Ģ. Grant Local Host User (user name: test2, Password: 123) Access database (database name: openfire) Operation permissions (2) For example: permission to authorize the user to operate the database on the local hostĬreate a database (for example: OpenFire) Grant Select,insert,update,delete on * * to "%" identified by "ABC" Where all privileges means query, insert, modify, delete permissions: Select,insert,update,delete Grant all privileges on * * to '% ' identified by ' ABC ' (1) For example: on any host ("%"), the user (user name: test1, Password: ADC) on all databases, perform arbitrary operation permissions (very dangerous) Grant, a user on a host (with the user's login password) on a database, perform certain actions permissions * To username Login host address identified by ' password ' Grant operation permissions on the database. Note: The following actions are sent now, after connecting to the database, enter the MySQL environment, then execute the command must have a semicolon " "įirst, connect mysql:mysql-u root-p with root privileges Mysql-h host Address-u user name-P user Password If you log in to the MySQL database on the remote host Then prompt for a password, enter the initial password set in the threeĢ. ![]() If you have finished setting the password, you need to modify it, execute the commandĪfter executing the change Password command, enter the old password once, and then enter the new password two times as shown in. Mysqladmin-u Root Password initial passwordĢ. Third, set the MySQL root account of the secret (the initial password is one, 3 mentioned in the Oh!!!) ) (may be skipped) Second, open the terminal, define MySQL aliasesĮnter the alias command: Alias Mysql=/usr/local/mysql/bin/mysqlĮnter, then input: Alias Mysqladmin=/usr/local/mysql/bin/mysqladmin Click on the MySQL icon to appear, then click "Start MySQL Server" to start MySQL. ![]() Watch out! Watch out! Watch out!Ĥ, after successful installation, open "System Preferences", the bottom will appear, that is, the installation is successful.ĥ. If you accidentally click "OK", do not remember the password is not related to open the top right corner of the desktop "notification", MySQL will notify the password in the notification. The final step of the installation, you must be aware of the pop-up box, do not take the risk of clicking.ģ, pop-up box appears, be sure to remember the contents of the red box, because this is the default password MySQL, is randomly generated. 1, to the MySQL official online, download MySQL can install DMG version ![]()
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